One should always play fairly when one has the winning cards.

Success is not about the money, it's about the love.

The mathematician's patterns, like the painter's or the poet's, must be beautiful.

孩子们能看到成年人忽略的细节——这就是绘本如此重要的原因。

The best stock to buy is the one you already own.

教育儿童，就不需要惩罚成年人。